In this article, we discuss how to write a retirement letter and we provide an example letter to help you draft your own. Ensure the most current form has been submitted.This article will address how to write a retirement letter of resignation and provide an example that you can use as a template for your own retirement letter. Your retirement resignation letter should begin with a header that states the contact information of the sender and addressee as well as the date. Use this resignation letter sample as a model to advise your employer that you are resigning because you are leaving the workforce. An employee wishing to leave in good standing shall file a written resignation with the appointing authority in the form of a Resignation Notice or a letter. Below we provide resources on how to write a retirement letter correctly using our downloadable sample, helpful guide, and template.